Sony HT-CT770 Service Manual ▷ View online
HT-CT770
17
2-16. BRACKET (MAIN) BLOCK
1 cushion (D)
cushion (D)
5 coating clip
6 Draw out the wire from the hole.
4 two screws
(BVTP3
(BVTP3
u 10)
3 two screws
(BVTP3
(BVTP3
u 8)
4 two screws
(BVTP3
(BVTP3
u 10)
4 screw
(BVTP3
(BVTP3
u 10)
3 screw
(BVTP3
(BVTP3
u 8)
2 screw
(BV/ring)
(BV/ring)
3 screw
(BVTP3
(BVTP3
u 8)
7 bracket (main) block
bracket (main) block
:LUHsetting
–
7RSYieZ–
HT-CT770
18
2-17. HDMI BOARD
2-18. BRACKET (POWER) BLOCK
2 flexible flat cable (19 core)
(FFC1)
(CN3009)
(FFC1)
(CN3009)
3 connector
(CN3005)
(CN3005)
1 cushion (G)
4 two screws
(BVTT3
(BVTT3
u 6)
5 four screws
(B3
(B3
u 5)
6 HDMI board
colored line
colored line
Insert is straight to the interior.
Insert is incline
flexible flat
cable
cable
flexible flat
cable
cable
connector
connector
Note: When installing the flexible flat
cable, ensure the colored line.
No slanting after insertion.
OK
NG
1 three screws
(BVTP3
(BVTP3
u 10)
3 two screws
(BVTP3
(BVTP3
u 10)
2 insulation (power) block
4 bracket (power) block
1 four screws
(BVTP3
(BVTP3
u 10)
HT-CT770
19
2-19. BLUETOOTH MODULE (BT1)
1 cushion (D)
4 flexible flat cable (14 core)
(FFC2)
(FFC2)
1 cushion (D)
1 cushion (D)
1 cushion (D)
1 cushion (D)
2 screw
(BVTP3
(BVTP3
u 8)
5 screw
(BVTP2.6)
(BVTP2.6)
6 holder (BT)
– Rear view –
3 Remove the bluetooth module block
in the direction of the arrow.
7 bluetooth module
(BT1)
(BT1)
rib
cushion (D)
(Center of the screw hole
and the screw hole)
cushion (D)
(Center of the screw
hole and the rib)
cushion (D)
(Center of the screw hole
and the screw hole)
screw hole
screw hole
cushion (D)
(Center of the screw hole)
– Top view –
screw hole
screw hole
Flexible flat cable (14 core) (FFC2) setting
colored line
colored line
Insert is straight to the interior.
Insert is incline
flexible flat
cable
cable
flexible flat
cable
cable
connector
connector
Note: When installing the flexible flat
cable, ensure the colored line.
No slanting after insertion.
OK
NG
rib
cushion (D)
(Center of the rib
and the rib)
cushion (D)
guide line
flexible flat cable (14 core)
(FFC2)
(FFC2)
HT-CT770
20
SECTION 3
TEST MODE
1. TEST MODES OTHER THAN THE TEST MODE MENU
These are executable test mode even if not entering the test mode
menu.
These are executable test mode even if not entering the test mode
menu.
1-1. Cold Reset
It can initialize various backup information.
It can initialize various backup information.
Procedure:
1. Press the [
1. Press the [
?/1
] button to turn the power on.
2. Press the [
?/1
] button for ten seconds.
3. The message “RESET” is displayed on the fl uorescent indica-
tor tube, then turn the power off.
2. TEST MODES IN THE TEST MODE MENU
These are the test modes done in the test mode menu.
These are the test modes done in the test mode menu.
Setting method of the test mode menu:
1. Press the [
1. Press the [
?/1
] button to turn the power on.
2. Press the two buttons of the [INPUT] and [VOL +] simultane-
ously for fi ve seconds.
3. The message “PANEL” blinks on the fl uorescent indicator
tube and enter the test mode menu.
Releasing method of the test mode menu:
Press the [
Press the [
?/1
] button to release the test mode menu.
2-1. Panel Test Mode
It can confi rm the lighting of fl uorescent indicator tube and LEDs,
operation of buttons, display of model name, destination and soft-
ware version.
It can confi rm the lighting of fl uorescent indicator tube and LEDs,
operation of buttons, display of model name, destination and soft-
ware version.
Procedure:
1. Enter the test mode menu.
1. Enter the test mode menu.
(Refer to “Setting method of the test mode menu”)
2. In the state of blinking the “PANEL” on the fl uorescent indica-
tor tube, press the [INPUT] button.
3. All segments in the fl uorescent indicator tube and all LEDs are
lighted up.
4. When pressing the [VOL +] button, the display on the fl uores-
cent indicator tube repeatedly changes in order from all light-
ing → pattern 1 (lamp LED (white color) is lighted up) →
pattern 2 (lamp LED (blue color) are lighted up).
ing → pattern 1 (lamp LED (white color) is lighted up) →
pattern 2 (lamp LED (blue color) are lighted up).
All ligting
Pattern 1
Pattern 2
5. In the state of step 4, press the [VOL –] button and “K 0” is
displayed on the fl uorescent indicator tube.
Each time a button is pressed, “K 0” value increases. However,
once a button is pressed, it is no longer taken into account.
once a button is pressed, it is no longer taken into account.
When pressing the all buttons, “OK” and “K 5” are alternately
displayed on the fl uorescent indicator tube.
displayed on the fl uorescent indicator tube.
– Continued on next page –
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